Stephen Pacala directs the Princeton Environmental Institute, which collaborates with the School of Engineering and Applied Science and the Woodrow Wilson School of Public and International Affairs to oversee Princeton's Grand Challenges Program. Grand Challenges is an interdisciplinary research and teaching effort to tackle global environmental problems that have scientific, technological and policy implications.

The video includes testimonials from faculty and students about how Grand Challenges is leveraging outstanding scholarship, fostering interdisciplinary collaboration, and transforming undergraduate and graduate learning experiences.